From: kernel test robot <lkp@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [tglx-devel:rseq/cid 47/64] include/linux/mm_types.h:1223:22: error: no member named 'lru_gen' in 'struct mm_struct'
Date: Thu, 16 Oct 2025 04:37:19 +0800 [thread overview]
Message-ID: <202510160434.EYObBtM9-lkp@intel.com> (raw)
Hi Thomas,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git rseq/cid
head: e196d67a03daa4beb27afc2961845664ac3ef3d5
commit: ca9070e3656a97ecc5cfbfd1dd101d98ddef2d36 [47/64] sched/mmcid: Use proper data structures
config: arm64-randconfig-001-20251016 (https://download.01.org/0day-ci/archive/20251016/202510160434.EYObBtM9-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 39f292ffa13d7ca0d1edff27ac8fd55024bb4d19)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251016/202510160434.EYObBtM9-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202510160434.EYObBtM9-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:13:
In file included from include/linux/resource_ext.h:11:
In file included from include/linux/slab.h:16:
In file included from include/linux/gfp.h:7:
In file included from include/linux/mmzone.h:22:
include/linux/mm_types.h:981:20: error: field has incomplete type 'struct mm_mm_cid'
981 | struct mm_mm_cid mm_cid;
| ^
include/linux/mm_types.h:981:10: note: forward declaration of 'struct mm_mm_cid'
981 | struct mm_mm_cid mm_cid;
| ^
>> include/linux/mm_types.h:1223:22: error: no member named 'lru_gen' in 'struct mm_struct'
1223 | INIT_LIST_HEAD(&mm->lru_gen.list);
| ~~ ^
include/linux/mm_types.h:1224:6: error: no member named 'lru_gen' in 'struct mm_struct'
1224 | mm->lru_gen.bitmap = 0;
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1237:17: error: no member named 'lru_gen' in 'struct mm_struct'
1237 | WRITE_ONCE(mm->lru_gen.bitmap, -1);
| ~~ ^
include/linux/mm_types.h:1281:27: error: no member named 'mm_mt' in 'struct mm_struct'
1281 | mas_init(&vmi->mas, &mm->mm_mt, addr);
| ~~ ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:16:
In file included from include/linux/energy_model.h:7:
In file included from include/linux/kobject.h:20:
In file included from include/linux/sysfs.h:16:
In file included from include/linux/kernfs.h:12:
In file included from include/linux/idr.h:15:
In file included from include/linux/radix-tree.h:21:
In file included from include/linux/xarray.h:21:
In file included from include/linux/sched/mm.h:11:
include/linux/sched/coredump.h:25:28: error: no member named 'flags' in 'struct mm_struct'
25 | return __get_dumpable(mm->flags);
| ~~ ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:16:
In file included from include/linux/energy_model.h:7:
In file included from include/linux/kobject.h:20:
In file included from include/linux/sysfs.h:16:
In file included from include/linux/kernfs.h:12:
In file included from include/linux/idr.h:15:
In file included from include/linux/radix-tree.h:21:
In file included from include/linux/xarray.h:21:
include/linux/sched/mm.h:37:18: error: no member named 'mm_count' in 'struct mm_struct'
37 | atomic_inc(&mm->mm_count);
| ~~ ^
include/linux/sched/mm.h:54:40: error: no member named 'mm_count' in 'struct mm_struct'
54 | if (unlikely(atomic_dec_and_test(&mm->mm_count)))
| ~~ ^
include/linux/sched/mm.h:133:18: error: no member named 'mm_users' in 'struct mm_struct'
133 | atomic_inc(&mm->mm_users);
| ~~ ^
include/linux/sched/mm.h:138:34: error: no member named 'mm_users' in 'struct mm_struct'
138 | return atomic_inc_not_zero(&mm->mm_users);
| ~~ ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
In file included from arch/arm64/include/asm/elf.h:141:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
--
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
In file included from arch/arm64/include/asm/elf.h:141:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:198:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
198 | case 2: set->sig[1] = 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
In file included from arch/arm64/include/asm/elf.h:141:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:211:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
211 | case 2: set->sig[1] = -1;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
In file included from arch/arm64/include/asm/elf.h:141:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:242:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
242 | case 2: set->sig[1] = 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm64/kernel/asm-offsets.c:10:
In file included from include/linux/arm_sdei.h:8:
In file included from include/acpi/ghes.h:5:
In file included from include/acpi/apei.h:9:
In file included from include/linux/acpi.h:14:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:20:
In file included from include/linux/elf.h:6:
In file included from arch/arm64/include/asm/elf.h:141:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:255:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
255 | case 2: set->sig[1] = -1;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm64/kernel/asm-offsets.c:12:
In file included from include/linux/ftrace.h:10:
In file included from include/linux/trace_recursion.h:5:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/arm64/include/asm/hardirq.h:17:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:12:
In file included from arch/arm64/include/asm/io.h:12:
In file included from include/linux/pgtable.h:6:
In file included from arch/arm64/include/asm/pgtable.h:15:
In file included from arch/arm64/include/asm/tlbflush.h:16:
In file included from include/linux/mmu_notifier.h:8:
include/linux/mmap_lock.h:71:25: error: no member named 'mmap_lock' in 'struct mm_struct'
71 | rwsem_assert_held(&mm->mmap_lock);
| ~~ ^
include/linux/mmap_lock.h:76:31: error: no member named 'mmap_lock' in 'struct mm_struct'
76 | rwsem_assert_held_write(&mm->mmap_lock);
| ~~ ^
>> include/linux/mmap_lock.h:83:21: error: no member named 'mm_lock_seq' in 'struct mm_struct'
83 | seqcount_init(&mm->mm_lock_seq);
| ~~ ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
49 warnings and 20 errors generated.
make[3]: *** [scripts/Makefile.build:182: arch/arm64/kernel/asm-offsets.s] Error 1 shuffle=3959790598
make[3]: Target 'prepare' not remade because of errors.
make[2]: *** [Makefile:1282: prepare0] Error 2 shuffle=3959790598
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:248: __sub-make] Error 2 shuffle=3959790598
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:248: __sub-make] Error 2 shuffle=3959790598
make: Target 'prepare' not remade because of errors.
vim +1223 include/linux/mm_types.h
bd74fdaea146029 Yu Zhao 2022-09-18 1220
bd74fdaea146029 Yu Zhao 2022-09-18 1221 static inline void lru_gen_init_mm(struct mm_struct *mm)
bd74fdaea146029 Yu Zhao 2022-09-18 1222 {
bd74fdaea146029 Yu Zhao 2022-09-18 @1223 INIT_LIST_HEAD(&mm->lru_gen.list);
bd74fdaea146029 Yu Zhao 2022-09-18 1224 mm->lru_gen.bitmap = 0;
bd74fdaea146029 Yu Zhao 2022-09-18 1225 #ifdef CONFIG_MEMCG
bd74fdaea146029 Yu Zhao 2022-09-18 1226 mm->lru_gen.memcg = NULL;
bd74fdaea146029 Yu Zhao 2022-09-18 1227 #endif
bd74fdaea146029 Yu Zhao 2022-09-18 1228 }
bd74fdaea146029 Yu Zhao 2022-09-18 1229
:::::: The code at line 1223 was first introduced by commit
:::::: bd74fdaea146029e4fa12c6de89adbe0779348a9 mm: multi-gen LRU: support page table walks
:::::: TO: Yu Zhao <yuzhao@google.com>
:::::: CC: Andrew Morton <akpm@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-10-15 20:37 UTC|newest]
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